Chapter 5. Troubleshooting
Password problems
I forgot my password. | • If you forget your user password, you must take your |
| computer to a Lenovo authorized servicer or a marketing |
| representative to have the password changed. |
| • If you forget your HDD password, a Lenovo authorized |
| servicer cannot reset your password or recover data from |
| the hard disk. You must take your computer to a Lenovo |
| authorized servicer or a marketing representative to have |
| the hard disk drive replaced. Proof of purchase is required, |
| and a fee will be charged for parts and service. |
| • If you forget your supervisor password, a Lenovo |
| authorized servicer cannot reset your password. You must |
| take your computer to a Lenovo authorized servicer or a |
| marketing representative to have the system board |
| replaced. Proof of purchase is required, and a fee will be |
| charged for parts and service. |
Sleep or hibernation problems
The critical
The computer enters sleep mode immediately after Power- on
•The battery power is getting low. Connect the AC adapter to the computer, or replace the battery with a fully charged one.
•Make sure that:
-The battery is charged.
-The operating temperature is within the acceptable range. See “Chapter 2. Use and care Information” of Lenovo Safety and General Information Guide.
Note:If the battery is charged and the temperature is within range, have the computer serviced.
The computer does not return from sleep mode and the com- puter does not work.
•If the computer does not return from sleep mode, it may have entered hibernation mode automatically because the battery is depleted. Check the power indicator.
•If your computer is in sleep mode, connect the AC adapter to the computer, then press any key or the power button.
•If your computer is in hibernation mode or
Note: If the system still does not return from sleep mode, your system has stopped responding, and you cannot turn off the computer; reset the computer. Unsaved data may be lost. To reset the computer, press and hold the power button for 4 seconds or more. If the computer is still not reset, remove the AC adapter and the battery.
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